The IPhone Dev Team released the PwnageTool (MacOS) and QuickPwn (MacOS) for 2.1 Firmware.
Via BitTorrent:
PwnageTool 2.1 for Mac OS X via Bittorent – download here
QuickPwn 1.1 for Mac OS X via Bittorrent – download here
Direct Downloads – QuickPwn
http://daten.gorgont.de/downloads/iphone/QuickPwn_1.1.dmg
http://www.eltonno.eu/QuickPwn_1.1.dmg
http://69.73.148.215/~evasive/downloads/QuickPwn_1.1.dmg
Direct Downloads – PwnageTool
http://daten.gorgont.de/downloads/iphone/PwnageTool_2.1.dmg
http://www.eltonno.eu/PwnageTool_2.1.dmg
http://alekserviz.com/adamov/PwnageTool2.1Mac/PwnageTool_2.1.dmg
http://rs402.rapidshare.com/files/144960584/PwnageTool_2.1.dmg
http://69.73.148.215/~evasive/downloads/PwnageTool_2.1.dmg
SHA1 Sums:
PwnageTool_2.1.dmg = 0b2dcb51e224b12590793e8a758dd80c450e5b64
QuickPwn_1.1.dmg = 92487230c66296ec1e414260b5f107e5d351923f